Cards in this guide (9)
What does the H of a reaction represent
It represents the heat involved in a reaction.
What does a positive H tell about a reaction
The reaction is endothermic.
What can be said about a reaction with H 62.4 kJ mol and S 0.145 kJ mol K
it is spontaneous at 500 k
How does the entropy change in the reaction 2c3h6g 9o2g 6co2g 6h2og
What reactions would have a decrease in entropy
What can be said about a reaction with H 620 kJmol and S -0.46 kJ molK
it can never be spontanious
How much energy is required to raise the temperature of 0.2 kg of aluminum from 15C to 18C
If 213 J raises a sample of water 8.2 C what is the mass of the water
What is an example that shows that the combustion of methane produces 802 kJmol of energy
The enthalpy of combustion is determined by calorimetry.